<template>
  <div ref="main" />
</template>

<script>
import * as echarts from 'echarts/core'
import { ToolboxComponent, LegendComponent } from 'echarts/components'
import { PieChart } from 'echarts/charts'
import { LabelLayout } from 'echarts/features'
import { CanvasRenderer } from 'echarts/renderers'
import { TitleComponent } from 'echarts/components'
echarts.use([
  ToolboxComponent,
  LegendComponent,
  PieChart,
  CanvasRenderer,
  LabelLayout,
  TitleComponent
])
export default {
  data() {
    return {
      option: {
        legend: {
          top: 'bottom'
        },
        toolbox: {
          show: true,
          feature: {
            mark: { show: true },
            dataView: { show: true, readOnly: false },
            restore: { show: true },
            saveAsImage: { show: true }
          }
        },
        series: [
          {
            name: 'Nightingale Chart',
            type: 'pie',
            radius: [50, 250],
            center: ['50%', '50%'],
            roseType: 'area',
            itemStyle: {
              borderRadius: 8
            },
            data: [
              { value: 40, name: 'rose 1' },
              { value: 38, name: 'rose 2' },
              { value: 32, name: 'rose 3' },
              { value: 30, name: 'rose 4' },
              { value: 28, name: 'rose 5' },
              { value: 26, name: 'rose 6' },
              { value: 22, name: 'rose 7' },
              { value: 18, name: 'rose 8' }
            ]
          }
        ]
      }
    }
  },
  mounted() {
    const myChart = echarts.init(this.$refs.main)
    myChart.setOption(this.option)
  }
}
</script>

<style lang="scss" scoped>
div{
  height: 500px;
}
</style>
